Index: lams_learning/src/java/org/lamsfoundation/lams/learning/export/service/ExportPortfolioService.java
===================================================================
diff -u -r1ffe1c9c11afa505a2f6887f57fa82eb5062a70d -r328f35722ba5c8417d09d3c82a920dd2f591d5d5
--- lams_learning/src/java/org/lamsfoundation/lams/learning/export/service/ExportPortfolioService.java	(.../ExportPortfolioService.java)	(revision 1ffe1c9c11afa505a2f6887f57fa82eb5062a70d)
+++ lams_learning/src/java/org/lamsfoundation/lams/learning/export/service/ExportPortfolioService.java	(.../ExportPortfolioService.java)	(revision 328f35722ba5c8417d09d3c82a920dd2f591d5d5)
@@ -329,8 +329,14 @@
 		p.setActivityId(activity.getActivityId());
 		p.setActivityName(tool.getToolDisplayName());
 		p.setActivityDescription(activity.getTitle());
-		p.setExportUrl(tool.getExportPortfolioUrl()); 
 		
+		/* if the tool does not have an export url, use the url that points to the servlet that generates a page saying that the export is not supported */
+		String exportUrlForTool = tool.getExportPortfolioUrl();
+		if (exportUrlForTool == null || exportUrlForTool.equals(""))
+		    p.setExportUrl(ExportPortfolioConstants.URL_FOR_UNSUPPORTED_EXPORT);
+		else    
+		    p.setExportUrl(tool.getExportPortfolioUrl()); 
+		
 		return p;		
 	}